Quiz: The Fetch-Decode-Execute Cycle

OCR GCSE J277 Computer Science specification

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Building on what you've learned about why the CPU is essential, let's test your understanding of the fetch-decode-execute cycle!

Multiple ChoiceInteractive

What is the fetch-decode-execute cycle?

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Multi-SelectInteractive

Which of the following are steps in the fetch-decode-execute cycle? (Select all that apply)

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Fill in the BlankInteractive

During the fetch phase, the {{blank0}} retrieves the address of the instruction from the {{blank1}}.

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MatchingInteractive

Match the items on the left with their correct pairs on the right

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Multiple ChoiceInteractive

What happens during the decode phase?

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Multiple ChoiceInteractive

Which register is responsible for holding the result of arithmetic operations during execution?

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Fill in the BlankInteractive

The {{blank0}} holds the address of the next instruction, which is passed to the {{blank1}} during the fetch phase.

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MatchingInteractive

Match the items on the left with their correct pairs on the right

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Multiple ChoiceInteractive

What does the CPU use to temporarily store the fetched instruction?

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Multiple ChoiceInteractive

Why is the fetch-decode-execute cycle important?

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